Battle Ground, Washington · field elev 275 ft
Density Altitude at Cedars North (W58)
Cedars North sits at 275 ft, and even a typical August afternoon (80 °F) only lifts density altitude to about 1,679 ft — heat still trims performance, but the field rarely turns high-and-hot.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 39.0 | −988 ft | 46.1 | −503 ft |
| February | 41.1 | −844 ft | 50.4 | −213 ft |
| March | 44.7 | −598 ft | 54.7 | 74 ft |
| April | 48.8 | −321 ft | 59.7 | 404 ft |
| May | 54.9 | 87 ft | 66.5 | 846 ft |
| June | 59.2 | 371 ft | 71.1 | 1,141 ft |
| July | 64.6 | 723 ft | 78.6 | 1,616 ft |
| August | 64.9 | 743 ft | 79.6 | 1,679 ft |
| September | 60.0 | 423 ft | 74.5 | 1,358 ft |
| October | 51.2 | −160 ft | 62.5 | 587 ft |
| November | 43.5 | −680 ft | 51.6 | −133 ft |
| December | 38.5 | −1,023 ft | 45.1 | −571 ft |
▲ above 5,000 ft · ⚠ above 8,000 ft. These are planning references at standard pressure and dry air — afternoon humidity and low pressure both push the real number higher. Run today's values below.
Run today’s numbers for W58
DENSITY ALTITUDE
Field elevation 275 ft — the air behaves like 1,704 ft.
- PRESSURE ALT
- 276 ft
- ISA DEVIATION
- —
- RULE-OF-THUMB DA
- —
- AIR DENSITY INDEX
- —
- AIR DENSITY
- —
- WATER · GRAINS/LB
- —
For training and reference · verify with official sources and your POH before flight · no tool on this site renders a go / no-go judgment
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Vancouver · elev 29 ft
- W27 — Woodland State
Woodland · elev 29 ft
- KKLS — Southwest Washington Regional
Kelso · elev 20 ft
- KTDO — Ed Carlson Meml Field/South Lewis County
Toledo · elev 374 ft
- 39P — Strom Field
Morton · elev 941 ft
Frequently asked questions
How high does density altitude get at W58 in summer?
On a typical August afternoon — around 80 °F at the nearest NOAA normals station — density altitude at Cedars North reaches roughly 1,679 ft at standard pressure. Hotter-than-normal days, low pressure, and humidity all push it higher, so run the day's actual numbers before flying.
What is the density altitude at W58 on an average day?
It swings with the seasons: from roughly −1,023 ft at the coldest month's average temperature to about 743 ft at the warmest month's — all from a constant field elevation of 275 ft. The month-by-month table above carries the full year.
What is the field elevation of Cedars North?
275 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is W58 (FAA), in Battle Ground, Washington.